Rao, D. Srinivasa, and G.M. Narasimha Rao. “Sacred Grove of Punyagiri Hill, Vizianagaram District, AP, India: Ecological And Sociological Study”. International Journal of Environment 4, no. 1 (February 22, 2015): 30–47. Accessed November 23, 2024. https://nepjol.info/index.php/IJE/article/view/12176.